black

#000000

#317F63

#317F63

Contrast Ratio

4.35:1

Delta E

57.7

Very Different

50:50 Mix

Color Values

Format #000000 #317F63
HEX #000000 #317F63
RGB 0, 0, 0 49, 127, 99
HSL 0.0, 0.0%, 0.0% 158.5, 44.3%, 34.5%
HSV 0.0, 0.0%, 0.0% 158.5, 61.4%, 49.8%
CMYK 0%, 0%, 0%, 100% 61.4%, 0.0%, 22.0%, 50.2%
OKLCH 0.0 0.0 0.0 0.54 0.0889 166.3

Contrast & Accessibility

4.35:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #317F63 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #317F63

Color Difference (Delta E)

57.7 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #317F63);
background: linear-gradient(135deg, #000000, #317F63);

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